Subtract 75/6 from 21/16
1st number: 1 5/16, 2nd number: 12 3/6
21/16 - 75/6 is -179/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 6 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
21/16 = 21 × 3/16 × 3 = 63/48 - Likewise, for the 2nd fraction, since 6 × 8 = 48,
75/6 = 75 × 8/6 × 8 = 600/48 - Subtract the two like fractions:
63/48 - 600/48 = 63 - 600/48 = -537/48 - After reducing the fraction, the answer is -179/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/16-75/6 21/32-75/6 21/16-75/12 63/16-75/6 21/48-75/6 21/16-75/18 21/80-75/6 21/16-75/30 21/16-75/42